YOU SAID:

Hi I'm sorry for the late notice but I have to go to the store and get my car inspected

INTO JAPANESE

こんにちは、連絡が遅くなって申し訳ありませんが、車を点検しに店に行かなければなりません

BACK INTO ENGLISH

Hello, sorry for the late reply, but I have to go to the store to check the car.

INTO JAPANESE

こんにちは、返事が遅くなり申し訳ありませんが、車を確認するために店に行かなければなりません。

BACK INTO ENGLISH

Hello, sorry for the late reply, but I have to go to the store to check the car.